# SwimOK - Help Improve Swim — Focus on swimming analysis

> Swim training analysis and performance tracking app with Apple Health integration. (iPhone/iPad app by 瑶 季.)

- Source: https://appshunter.io/ios/app/swimok-help-improve-swim/id1616461710 (this page in markdown: same URL + `.md`)
- Developer: [瑶 季](https://appshunter.io/developer/1567010287)
- Category: Health & Fitness, Sports
- Price: Free with in-app purchases
- Rating: 1.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 7 MB
- Languages: English, Chinese, Chinese
- Released: 2022-04-02
- Data updated: 2026-06-08
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/swimok-help-improve-swim/id1616461710/reviews.md

## What is SwimOK?

Swim workout timeline
・ Display all swim training according to the timeline, and you can view data such as swim distance, duration, swim speed, equipment, etc.
・ Possibility to switch the display view of the home page and choose to display swim training by week or by month.

Detailed analysis of swim training data
・Single swim detail page, in-depth analysis of single training data, calculation of Swolf Score (indicating swimming efficiency), average time, rest time and other data, with heart rate intuitive graphical display of the stroke efficiency of each training period.

Data summary analysis
・ Best results display, summarize historical swimming records, calculate and display the best swimming results, including the longest swimming distance, swimming time, swimming speed, energy burned, etc.
・ Comprehensive analysis page, through Heatmap intuitive display of the past daily swimming training intensity, summary statistics of swimming distance, length, stroke rate.

Data and safety
・SwimOK directly reads data from the Apple Health app for display and analysis, all data is only stored locally on the running device, SwimOK will not share your private data in any form.
・SwimOK requires device authorization for health permissions (including: physical training, swim distance, stroke count, heart rate).
・It is recommended to use Apple Watch to track swim training data for a more complete usage experience.

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Term of use: [https://swimok.jiyao.vip/TermsOfUse.html](https://swimok.jiyao.vip/TermsOfUse.html)
Privacy policy: [https://swimok.jiyao.vip/PrivacyPolicy.html](https://swimok.jiyao.vip/PrivacyPolicy.html)

## Key features

- Swim workout timeline
- Detailed swim training analysis
- Swolf Score calculation
- Heart rate graphical display
- Best results display
- Heatmap of training intensity
- Apple Health integration

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Monthly | $0.49 | per month |
| Premium Yearly | $2.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Premium Lifetime | $3.99 | one-time |



## Frequently asked questions about SwimOK

### What kind of swim data does SwimOK track?

SwimOK tracks swim distance, duration, speed, equipment used, Swolf Score, average time, rest time, and heart rate. It also provides a heatmap of training intensity and summarizes historical records like longest distance and energy burned.

### How does SwimOK handle my personal data?

All swim data is stored locally on your device and SwimOK will not share your private data in any form. It requires authorization for health permissions from Apple Health.

### Does SwimOK have ads?

No, SwimOK does not contain advertisements.

### What devices are supported by SwimOK?

SwimOK is supported on iPhone and iPod. For a more complete experience, using an Apple Watch to track swim training data is recommended.

### What are the subscription options for SwimOK?

SwimOK offers a Premium Monthly subscription for $0.49 and a Premium Yearly subscription for $2.99, which includes a 7-day free trial.

### How often is SwimOK updated?

The latest version of SwimOK is 1.2.0, and it was last updated on March 9, 2023. This indicates regular updates to improve functionality and address issues.

### What is the user sentiment for SwimOK?

Based on the available data, SwimOK has a rating of 1.0 stars from 1 rating. This suggests a very limited user base or potential for improvement in user satisfaction.

### Is SwimOK suitable for all ages?

SwimOK has an age rating of 4+, making it suitable for a wide range of users. However, its detailed analysis features are best utilized by individuals actively engaged in swimming.

## Version history (last 5 releases)

### 1.2.0 — 2023-03-09

Update
・ Added “Last Swim” widget to see how long it has been since your last swim~

Fix
・ Optimized the style of the settings page;
・ Fixed a crash issue that may occur when initializing training data;
・ Fixed timeline display when there is no training data permission;
・ Fixed pie chart extreme angle error prompt.


Thank you for your continued attention. SwimOK is the first app I developed and released independently. All functions are still being polished. If you have any questions, you can contact me in the app, thank you! -- Yao

### 1.1.2 — 2022-06-26

Fix
・ Fix the crash problem caused by abnormal data during training data summary calculation.

Thank you for your continued attention. SwimOK is the first app I developed and released independently. All functions are still being polished. If you have any questions, you can contact me in the app, thank you! -- Yao

### 1.1.1 — 2022-06-25

Fix
・ Fix the translation spelling error.

Thank you for your continued attention. SwimOK is the first app I developed and released independently. All functions are still being polished. If you have any questions, you can contact me in the app, thank you! -- Yao

### 1.1.0 — 2022-06-02

New
・New timeline view, show all the swimming training, you can switch the view in the home page.
・Swim notes, recording swimming feeling and notes, convenient for you to record the feeling and experience after each swim training, convenient for follow-up review.
・Best score card, statistical history of swimming training, showing the best swimming distance, swimming time, swimming speed, burning energy.
・Swim training timeline page add swim data source equipment display, convenient for you to distinguish between different sources of swim data.

Improve
・Optimize the style and interaction of the bottom menu bar, now it is more convenient to switch between different views.
・Optimize the sliding animation of the bottom pop-up window, the interaction is more smooth when sliding and stretching the pop-up window.
・Optimize the flowing water ripple background animation, eliminate animation lag and optimize compatibility with different devices.
・Optimize the color scheme of the swim pie chart, not to show the swim data with zero.
・Optimize the background color scheme of the summary card in dark mode on the swimming detail page.

Fix
・ Fix the translation spelling error.

Thank you for your continued attention. SwimOK is the first app I developed and released independently. All functions are still being polished. If you have any questions, you can contact me in the app, thank you! -- Yao

### 1.0.2 — 2022-04-12

- Fix the image adaptation of the startup logo.
- Fix the translation of the text of the health permission prompt.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*